Home / 150,060.84-206,985.72-89,584.20

Finding the Fourth Proportional to 150,060.84, 206,985.72 and 89,584.20

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Solution

The fourth proportional to 150,060.84, 206,985.72 and 89,584.20 is: 123,567.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,060.84 : 206,985.72 = 89,584.20 : x
  2. Step 2: Convert to fraction form
    150,060.84/206,985.72 = 89,584.20/x
  3. Step 3: Cross multiply
    150,060.84x = 206,985.72 × 89,584.20
  4. Step 4: Simplify right side
    150,060.84x = 18,542,650,137.62
  5. Step 5: Solve for x
    x = 18,542,650,137.62/150,060.84
  6. Step 6: Final answer
    x = 123,567.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.